def multiple_table():
    # 行数
    i = 1
    while i <= 9:
        # 计数器
        j = 1
        while j <= i:
            # 打印
            print("%d * %d = %d" % (j, i, j * i), end="\t")
            j += 1
        i += 1
        # 换行
        print()


multiple_table()
